Which industry is associated with toxic organics, dissolved salts, oils, acids, and solvents?

The industry associated with toxic organics, dissolved salts, oils, acids, and solvents is the chemical industry. This sector heavily relies on various chemical processes to produce a wide range of products, including fertilizers, plastics, pharmaceuticals, and synthetic fibers. These processes often involve the use of hazardous substances, which can generate toxic organics and various chemical byproducts, leading to the potential release of harmful waste into the environment.

In contrast, while the paper, iron and steel, and textile industries also generate wastewater, they primarily produce different types of pollutants. The paper industry typically results in organic matter, lignin, and possibly bleaching agents. The iron and steel industry focuses on heavy metals and particulate matter from the metal processing and production processes. The textile industry can contribute dyes and other processing chemicals to wastewater but does not typically produce the range of toxic organics and solvents seen in the chemical sector. Thus, the chemical industry stands out as the one primarily associated with these types of contaminants.